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Finding the Fourth Proportional to 37,843.66, 52,223.59 and 21,929.59

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Solution

The fourth proportional to 37,843.66, 52,223.59 and 21,929.59 is: 30,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,843.66 : 52,223.59 = 21,929.59 : x
  2. Step 2: Convert to fraction form
    37,843.66/52,223.59 = 21,929.59/x
  3. Step 3: Cross multiply
    37,843.66x = 52,223.59 × 21,929.59
  4. Step 4: Simplify right side
    37,843.66x = 1,145,241,731.65
  5. Step 5: Solve for x
    x = 1,145,241,731.65/37,843.66
  6. Step 6: Final answer
    x = 30,262.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.